BQ2004EPN TI Battery Charger IC | 16-PDIP | NiCd/NiMH, Fast Charge

Product Overview

The BQ2004EPN from Texas Instruments is a high-performance, low-dropout (LDO) linear battery charger IC designed for fast charging of NiCd and NiMH batteries. It operates with a single supply voltage from 4.5V to 5.5V and provides a regulated charging current up to 2A. The device features a programmable charge current, charge termination by negative delta voltage (-ΔV) or maximum temperature, and a sleep mode for low power consumption. Housed in a 16-pin PDIP package, the BQ2004EPN is ideal for portable electronics, power tools, and industrial applications requiring reliable and efficient battery charging.

Detailed Technical Specifications

Key Features

• Fast charge for NiCd and NiMH batteries
• Programmable charge current via external resistor
• Charge termination by -ΔV or maximum temperature
• Low dropout voltage (LDO) operation
• Sleep mode for low power consumption
• Built-in thermal shutdown protection
• Compact 16-PDIP package for easy integration

Target Applications

• Portable electronics: digital cameras, handheld gaming devices
• Power tools: cordless drills, screwdrivers
• Industrial equipment: portable measurement instruments, data loggers
• Medical devices: portable patient monitors, infusion pumps
• 5G base station backup battery chargers
• Automotive dashboard battery management systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for BQ2004EPN. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

Quality Assurance & Compliance

Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

BQ2004EPN 是德州儀器 (TI) 推出的一款高性能、低壓差 (LDO) 線性電池充電器 IC，專為鎳鎘 (NiCd) 和鎳氫 (NiMH) 電池的快速充電設計。它可在 4.5V 至 5.5V 的單一電源電壓下工作，並提供高達 2A 的穩壓充電電流。該器件具有可編程充電電流、通過負電壓變化 (-ΔV) 或最高溫度進行充電終止以及低功耗休眠模式。BQ2004EPN 採用 16 引腳 PDIP 封裝，非常適合需要可靠高效充電的便攜式電子設備、電動工具和工業應用。

詳細技術參數

核心特性

• 支持鎳鎘和鎳氫電池快速充電
• 通過外部電阻可編程充電電流
• 通過 -ΔV 或最高溫度進行充電終止
• 低壓差 (LDO) 操作
• 休眠模式實現低功耗
• 內置熱關斷保護
• 緊湊的 16-PDIP 封裝，易於集成

典型應用場景

• 便攜式電子設備：數碼相機、手持遊戲設備
• 電動工具：無繩電鑽、螺絲刀
• 工業設備：便攜式測量儀器、數據記錄儀
• 醫療設備：便攜式病人監護儀、輸液泵
• 5G 基站備用電池充電器
• 汽車儀表板電池管理系統

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 BQ2004EPN 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 全天候環球客戶支援：專業團隊為您提供即時報價及技術支援，無需漫長等待。
• 現貨庫存，即日發貨：確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。
• 深港聯動，結算靈活：深圳直發全球，物流高效可靠；支援香港銀行戶口轉賬及多幣種結算。
• Escrow 擔保交易：支援 Escrow.com 平台交易，保障買賣雙方權益，小批量訂單亦可安心在線下單。
• BOM 配單與樣板服務：提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。

品質保證與合規

Jasin Chip 承諾所有出貨產品均為原廠正貨，具備完善的品質保證及產品可追溯性。

• 100% 原廠正貨：承諾所有供應零件均為原裝現貨，品質嚴格把關，來源清晰可追溯。
• 符合 RoHS 認證：所有電子元器件均符合國際環保標準及相關安全認證。
• 原廠封裝保護：嚴格保留原廠原始包裝及封條，確保物流過程中的靜電防護 (ESD) 與物理安全。

以上產品均為原廠正貨，提供 BOM 配單及現貨庫存支援，歡迎查詢。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]